PAPEL Y CARTON. DETERMINACION DEL ESPESOR DE HOJAS INDIVIDUALES Y CALCULO DE LA DENSIDAD APARENTE DEL CARTON
PAPER AND BOARD. DETERMINATION OF THE THICKNESS OF SINGLE SHEETS AND METHOD OF CALCULATION OF THE APPARENT DENSITY OF BOARD
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CTN 57 - Cellulose and paper
ISO 534:1980 (Identical)
It is cancelled by: UNE-EN 20534:1994
Cancel: UNE 57004:1971
